Home / 266,109.75-367,246.44-152,939.79

Finding the Fourth Proportional to 266,109.75, 367,246.44 and 152,939.79

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Solution

The fourth proportional to 266,109.75, 367,246.44 and 152,939.79 is: 211,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,109.75 : 367,246.44 = 152,939.79 : x
  2. Step 2: Convert to fraction form
    266,109.75/367,246.44 = 152,939.79/x
  3. Step 3: Cross multiply
    266,109.75x = 367,246.44 × 152,939.79
  4. Step 4: Simplify right side
    266,109.75x = 56,166,593,411.85
  5. Step 5: Solve for x
    x = 56,166,593,411.85/266,109.75
  6. Step 6: Final answer
    x = 211,065.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.